「誰かがホワイトボードに油性ペンで電話番号を書いて、もう全然落ちないんだ。」を英語で言うと
英語では
Somebody wrote their phone number on the whiteboard in permanent marker, and now it's never coming off.
英語では
Somebody wrote their phone number on the whiteboard in permanent marker, and now it's never coming off.